18inch 330mm Magnet 6inch Vc High Power Tight Bass Subwoofer

Ruizheng Speakers primary line consists of high frequency drivers and coaxial components, and cone drivers. We have made a strong commitment to provide a well-balanced line of Low Frequency drivers that range from 6.5" to 24", as well as a very complete line of High Frequency drivers.   Our engineers have optimized each design with CLIO software to ensure each design operates to its fullest potential time and time again. From nightclubs, to stadiums, to concert halls around the world, our products are chosen based on their reliability, consistency and most of all for their outstanding sound quality. https://ruizhengsound.en.made-in-china.com/product/eBfxLmHGIdpa/China-21inch-Audio-Neodymium-Deep-PRO-Big-Powered-DJ-Subwoofer-Speaker.htmlMODEL   S18WF15208          Specifications Thiele Small ParametersTYPE Subwoofer Fs36 Hz Nominal Diameter460 mm/18 in Re5.7 ohmRated impedance8 ohm Qms7.9Nominal (AES)2000 W Qes0.30 Continuous Program4000 W Qts0.29 Sensitivity(1w/1m)96dB Vas134LFrequency Range36Hz-1200Hz Sd0.125 m2Voice Coil Diameter152 mm/6 in Mms313.3gVoice Coil MaterialCopper out/in BL37.2 T.M     Mounting lnformation Shipping   lnformationOverall Diameterφ464 mm/φ18.3 in Net Weight         ( 1 unit)31.2 kgBolt Circle Diameterφ445 mm/φ17.5 in Shipping Weight ( 1 unit)36 kgMount Baffle Cut-outφ422 mm/φ16.6 in Package Size      ( 1 unit)53x53x29cmDepth215 mm/8.5 in   Bolt Hole Diameter8-φ7mm/8-φ0.28in   Founded in 2011, ruizheng audio is designing and distributing amplifier, speakers, supplying OEM/ODM components to many of the professional audio brands in the market today./* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1